speedlify2

Lighthouse lab metrics, Axe, and Chrome UX Report field data for a list of sites recorded and compared over time. Follow us on Mastodon or Bluesky.

Charts Compare Measurement runs Embed a score Open to Work

fylgja.dev

https://fylgja.dev/

100 97 100 100 !AXE CWV

Ranks Overall #613 11ty Emeritus

Data from Sep 9, 2026, 8:46 AM UTC old Measured once a week · 7 runs since Aug 20, 2026

Elsewhere: PageSpeed Insights · Calibre · Treo · CrUX Vis · Scoring Calculator · Wayback Machine

Lab data is measured using Lighthouse, Mobile mode unless otherwise specified. Field data is reported from Chrome UX Report (using p75 measurements).

Stack

Astro 7.1.6 Built with Astro 7.1.6
Self-hosted · Apache Hosted by Self-hosted

Lighthouse Scores LAB Simulated

100
Performance
↑ +4 (+4.2%)
97
Accessibility
no change
100
Best Practices
no change
100
SEO
no change

Metrics LAB

No field data: the Chrome UX Report is not being collected for this project, so every figure below is from the Lighthouse run.

Metric Lab Simulated
Value Change / range Trend
LCP CWV (estimate) Largest Contentful Paint 986 ms good ↓ -1626 ms (-62.3%) significant 986 ms – 2.68 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a
CLS CWV (estimate) Cumulative Layout Shift 0 good → no change 0 – 0
TBT Total Blocking Time 1 ms good ↑ +1 ms 0 ms – 1 ms
FCP First Contentful Paint 986 ms good ↓ -32 ms (-3.1%) 986 ms – 1.02 s
Speed Index 1.51 s good ↓ -1090 ms (-41.8%) 1.51 s – 4.01 s
TTFB Time to First Byte 604 ms good ↓ -2 ms (-0.3%) 604 ms – 608 ms

LCP Subparts LAB Unthrottled

The subparts attribute LCP to your server, resource discovery, download, or rendering. Note that the Lab LCP shown above is a simulated throttled estimate.

time to first byte 584 ms
element render delay 212 ms

Page weight

Metric Value Change / range Trend
Page Weight 711 kB ↓ -31 B 711 kB – 711 kB
Requests 11 → no change 11 – 11
Third-party Weight 0 B → no change 0 B – 0 B
Third-party CPU 0 ms → no change 0 ms – 0 ms
Unused JS 0 B → no change 0 B – 0 B
Unused CSS 0 B → no change 0 B – 0 B

By resource type

Type Transfer Share Size Requests
image 94.2% 670 kB 3
document 2.5% 17.9 kB 1
stylesheet 1.9% 13.7 kB 2
other 0.9% 6.7 kB 4
script 0.4% 2.8 kB 1
Total 711 kB 11

Page health

Metric Value Change / range Trend
Main Thread Work 373 ms ↑ +27 ms (+7.9%) significant 346 ms – 373 ms
Long Tasks 2 ↑ +2 0 – 2
DOM Elements 423 → no change 423 – 423
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 1 → no change 1 – 1
A11y Failures 1 → no change 1 – 1
A11y Failing Nodes 1 → no change 1 – 1

Main thread work

Task Time Share Duration Simulated
other 44% 163 ms
style layout 37% 139 ms
parse HTML 7% 25 ms
script evaluation 6% 24 ms
paint composite render 5% 20 ms
script parse compile 1% 3 ms
Total 373 ms

Axe violations axe-core 4.13.0, full rule set

1 violating node across 1 rule, 638 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • serious color-contrast — Elements must meet minimum color contrast ratio thresholds 1 node

Accessibility failures 1 of 26 audits

  • color-contrast — Background and foreground colors do not have a sufficient contrast ratio. 1 node

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h2

Measurement log

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Sep 9, 2026, 8:46 AM UTC 100 986 ms 0 1 ms 711 kB 3/3 ±0 2,493 0% 30.4s Wayback
Sep 2, 2026, 3:20 AM UTC 96 2.61 s 0 0 ms 711 kB 3/3 ±4 2,726 +10% 27.8s Wayback
Sep 1, 2026, 5:49 PM UTC TRACING_ALREADY_STARTED: An internal Chrome error occurred. Please restart Chrome and try re-running Lighthouse. 24.1s
Sep 1, 2026, 7:30 AM UTC TRACING_ALREADY_STARTED: An internal Chrome error occurred. Please restart Chrome and try re-running Lighthouse. 22.3s
Aug 31, 2026, 10:48 PM UTC TRACING_ALREADY_STARTED: An internal Chrome error occurred. Please restart Chrome and try re-running Lighthouse. 26.2s
Aug 29, 2026, 5:59 AM UTC TRACING_ALREADY_STARTED: An internal Chrome error occurred. Please restart Chrome and try re-running Lighthouse. 25.6s
Aug 20, 2026, 11:25 PM UTC 95 2.68 s 0 0 ms 711 kB 3/3 ±12 2,482 0% 29.3s Wayback